/*
 * Copyright 2017-2020 Alfresco Software, Ltd.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.activiti.services.connectors.channel;

import java.util.Arrays;
import java.util.Collections;
import java.util.List;
import org.activiti.engine.impl.interceptor.Command;
import org.activiti.engine.impl.interceptor.CommandContext;

class CompositeCommand implements Command<Void> {

    private final List<Command<?>> commands;

    public static CompositeCommand of(Command<?>... commands) {
        return new CompositeCommand(Arrays.asList(commands));
    }

    private CompositeCommand(List<Command<?>> commands) {
        this.commands = commands;
    }

    @Override
    public Void execute(CommandContext commandContext) {
        commands.forEach(command -> command.execute(commandContext));
        return null;
    }

    public List<Command<?>> getCommands() {
        return Collections.unmodifiableList(commands);
    }
}
